CN214390522U

CN214390522U - Double-shaft crusher for construction waste

Info

Publication number: CN214390522U
Application number: CN202120582178.7U
Authority: CN
Inventors: 刘绘
Original assignee: Shanghai Jiagen Subgrade Material Co ltd
Current assignee: Shanghai Jiagen Subgrade Material Co ltd
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2021-10-15
Anticipated expiration: 2031-03-22

Abstract

The application relates to a double-shaft crusher for construction waste, which comprises a workbench, wherein an installation frame is arranged on the workbench, two cutter shafts are connected in the installation frame in a rotating mode, crushing cutters are connected onto the cutter shafts, a driving device used for driving the cutter shafts to rotate is arranged on the workbench, a feeding hopper is arranged in the installation frame, and the feeding hopper is located above the cutter shafts. This application has the effect that improves the biax breaker during operation piece and easily splashes, leads to the defect that the security performance is lower.

Description

Double-shaft crusher for construction waste

Technical Field

The application relates to the field of recycling of construction waste, in particular to a double-shaft crusher for construction waste.

Background

The construction waste refers to waste materials generated in the process of building construction, extension and demolition. During the recycling process of the construction waste, the construction waste needs to be crushed by a crusher and then subjected to different treatments by screening. The double-shaft crusher is a commonly used crusher, and is used for crushing materials into small-sized materials by shearing, extruding, tearing and other actions on the materials.

Chinese patent with publication number CN205797419U discloses a biax shear type breaker, including hydraulic drive spare, broken axle and frame, be equipped with first broken axle in the frame, the broken axle of second, the one end of first broken axle is located in the frame through bearing one, the other end passes round hole one of frame, and link to each other with the output of speed reducer one, the input of speed reducer one links to each other with the output of hydraulic drive spare one, second broken axle one end is located in the frame through bearing two, the other end passes round hole two of frame, and link to each other with the output of speed reducer two, the input of speed reducer two links to each other with the output of hydraulic drive spare two, and first broken axle, the broken axle opposite direction of rotation of second.

In view of the above related technologies, the inventor believes that, when the double-shaft shear type crusher in the above technology is used, the scraps generated in the material crushing process are easy to splash outside the machine frame, and thus the safety of workers is easy to be threatened.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy defect that splashes of piece when biax breaker is worked, lead to the lower security performance, the application provides a biax breaker for construction waste.

The application provides a biax breaker for building waste adopts following technical scheme:

the utility model provides a biax breaker for building waste, includes the workstation, be equipped with the installing frame on the workstation, the installing frame internal rotation is connected with two arbor, be connected with broken sword on the arbor, be equipped with on the workstation and be used for driving arbor pivoted drive arrangement, be equipped with the feeder hopper in the installing frame, the feeder hopper is located the arbor top.

By adopting the technical scheme, when the construction waste is crushed, the material is put into the mounting frame through the feed hopper, the driving device is started, the cutter shaft rotates to drive the crushing cutter to rotate, and the material is crushed; in the breaker working process, because the setting of feeder hopper, be convenient for on the one hand drop into the installing frame with the material in, the lateral wall of on the other hand feeder hopper has carried out the part to the opening at installing frame top and has sheltered from, has reduced the possibility that the piece of broken in-process material splashes from the installing frame top, has improved the security performance of breaker.

Optionally, the top of the outer wall of the feed hopper is attached to the inner wall of the mounting frame.

Through adopting above-mentioned technical scheme, the top of feeder hopper outer wall and the inner wall laminating of installing frame for the leakproofness between installing frame and the feeder hopper is better, has further reduced the possibility that the piece splashes, makes the security of breaker obtain improving.

Optionally, a connecting groove is formed in the workbench and communicated with the inside of the installation frame, a discharge hopper is arranged below the workbench, and the inside of the discharge hopper is communicated with the connecting groove.

Through adopting above-mentioned technical scheme, the connecting groove sets up the clastic ejection of compact of being convenient for on the one hand with going out the hopper, and on the other hand goes out the lateral wall of hopper and shelters from the piece of material, has reduced the possibility that piece splashes from the installing frame below, has further improved the security performance of breaker.

Optionally, a material receiving box is arranged below the material discharging hopper, a material receiving groove is formed in the material receiving box, and an opening of the material receiving groove is upward.

Through adopting above-mentioned technical scheme, the setting of connecing the workbin is convenient for collect the piece that the material breakage obtained to carry out subsequent processing to the piece.

Optionally, the area of the notch of the receiving groove is larger than the cross-sectional area of the bottom of the discharging hopper.

Through adopting above-mentioned technical scheme, connect the area of silo notch to be greater than the cross sectional area who goes out the hopper bottom, reduced the piece and fallen into the possibility that produces when connecing the workbin from going out the hopper and splash, further improved double-shaft crusher's security performance.

Optionally, a screen is arranged in the material receiving groove.

Through adopting above-mentioned technical scheme, the setting of screen cloth is convenient for carry out preliminary screening to the piece for the piece obtains categorised according to the difference of particle diameter, the clastic follow-up processing of being convenient for.

Optionally, the driving device includes a motor and a speed reducer, an output shaft of the motor is connected to an input end of the speed reducer, two ends of the cutter shaft are coaxially connected to a rotating shaft, the rotating shaft at one end of the cutter shaft is connected to a gear, one of the rotating shaft at one end of the cutter shaft is connected to an output end of the speed reducer, and the two gears connected to the cutter shaft are meshed with each other.

By adopting the technical scheme, when the motor is started, the output shaft of the motor rotates, the rotating shaft connected with the speed reducer is driven to rotate through the speed reducer, the cutter shaft connected with the speed reducer is driven to rotate, the other cutter shaft is driven to rotate through the transmission of the gears, and the two gears are arranged, so that the two cutter shafts synchronously rotate through one power source, and the energy consumption is saved.

Optionally, the crushing cutter comprises a blade main body and a plurality of cutting edges, the blade main body is coaxially connected with the cutter shaft, and the cutting edges are connected to the blade main body through bolts.

Through adopting above-mentioned technical scheme, the cutting edge passes through bolted connection with the blade main part, and the cutting edge is changed to the cutting edge when being convenient for the cutting edge damages.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the working process of the crusher, due to the arrangement of the feed hopper, on one hand, materials are conveniently put into the mounting frame, on the other hand, the side wall of the feed hopper partially shields the opening at the top of the mounting frame, so that the possibility that fragments of the materials splash from the upper part of the mounting frame in the crushing process is reduced, and the safety performance of the crusher is improved;

2. the arrangement of the connecting groove and the discharging hopper is convenient for discharging the scraps, and the side wall of the discharging hopper shields the scraps of the material, so that the possibility of splashing of the scraps from the lower part of the mounting frame is reduced, and the safety performance of the crusher is further improved;

3. when the motor is started, the output shaft of the motor rotates, the rotating shaft connected with the speed reducer is driven to rotate through the speed reducer, the cutter shaft connected with the speed reducer is driven to rotate, the other cutter shaft is driven to rotate through the transmission of the gears, and the two gears are arranged to enable the two cutter shafts to synchronously rotate through one power source, so that energy consumption is saved.

Drawings

Fig. 1 is a schematic structural view of a twin-shaft crusher for construction waste according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram for showing a positional relationship between two knife shafts in the embodiment of the present application.

Fig. 3 is a schematic structural diagram for showing a connection relationship between a cutter shaft and a rotating shaft in the embodiment of the present application.

Fig. 4 is a schematic structural diagram of a crushing knife in the embodiment of the present application.

Description of reference numerals: 1. a work table; 101. connecting grooves; 2. a support bar; 3. installing a frame; 4. a feed hopper; 5. a cutter shaft; 6. a rotating shaft; 7. a gear; 8. a drive device; 81. a speed reducer; 82. a motor; 9. a crushing knife; 91. a blade body; 911. an inner bore; 92. a blade; 10. a discharge hopper; 11. a material receiving box; 111. a material receiving groove; 12. screening a screen; 13. a roller; 14. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a double-shaft crusher for construction waste. Referring to fig. 1, a double-shaft crusher for construction waste comprises a workbench 1, four support rods 2 are fixedly connected to the lower portion of the workbench 1, the support rods 2 are vertically arranged, and the support rods 2 are located at four corners of the workbench 1. Fixedly connected with installing frame 3 on workstation 1, the vertical setting of installing frame 3.

Referring to fig. 1 and 2, fixedly connected with feeder hopper 4 in the installing frame 3, the top of feeder hopper 4 flushes with the top of installing frame 3, the top of the outer wall of feeder hopper 4 and the inner wall laminating of installing frame 3, the cross-section at the top of feeder hopper 4 is greater than the cross-section of feeder hopper 4 bottom.

Referring to fig. 2 and 3, two cutter shafts 5 are rotatably connected in the mounting frame 3, the two cutter shafts 5 are arranged in parallel, the axes of the two cutter shafts 5 are located in the same horizontal plane, and the cutter shafts 5 are located below the feed hopper 4. The two ends of the cutter shaft 5 are coaxially provided with rotating shafts 6, the rotating shafts 6 and the cutter shaft 5 are integrally formed, the longitudinal section of each rotating shaft 6 is circular, and the longitudinal section of the cutter shaft 5 is regular hexagon. The rotating shaft 6 penetrates through the side wall of the mounting frame 3, and the rotating shaft 6 is rotatably connected to the mounting frame 3.

Referring to fig. 2 and 3, a gear 7 is coaxially and fixedly connected to a rotating shaft 6 at one end of each cutter shaft 5, the gear 7 is located outside the mounting frame 3, and the gears 7 on the two cutter shafts 5 are meshed with each other. Be equipped with drive arrangement 8 on workstation 1, drive arrangement 8 includes speed reducer 81 and motor 82, and speed reducer 81 and the equal fixed connection of motor 82 are on workstation 1. The speed reducer 81 is located on one side of the mounting frame 3, and the motor 82 is located on one side of the speed reducer 81 departing from the mounting frame 3. The speed reducer 81 is located at one end of the cutter shaft 5 departing from the gear 7, the rotating shaft 6 on one of the cutter shafts 5 is fixedly connected with the output end of the speed reducer 81, and the output shaft of the motor 82 is fixedly connected with the input end of the speed reducer 81.

Referring to fig. 2, a plurality of crushing knives 9 are sleeved on two knife shafts 5, the crushing knives 9 are arranged along the axial direction of the knife shafts 5, and the distance between two adjacent crushing knives 9 on the same knife shaft 5 is equal. The edge of the crushing knife 9 on one cutter shaft 5 is positioned between two adjacent crushing knives 9 on the other cutter shaft 5, and a gap is arranged between the crushing knife 9 on one cutter shaft 5 and the crushing knife 9 on the other cutter shaft 5.

Referring to fig. 3 and 4, the crushing cutter 9 includes a blade main body 91 and a plurality of cutting edges 92, the blade main body 91 is a cylinder, an inner hole 911 is formed in the blade main body 91, the cross section of the inner hole 911 is a regular hexagon, and the axis of the inner hole 911 is collinear with the axis of the blade main body 91. The cutter shaft 5 is sleeved with the blade main body 91, the axis of the blade main body 91 coincides with the axis of the cutter shaft 5, the side wall of the inner hole 911 is attached to the outer wall of the cutter shaft 5, and the blade main body 91 is fixedly connected with the cutter shaft 5. In this embodiment, the blade main body 91 is fixed to the arbor 5 by welding. The cutting edges 92 are fixed to the outer side wall of the blade body 91 by bolts, and a plurality of the cutting edges 92 are arrayed in a ring around the axis of the blade body 91.

Referring to fig. 1 and 3, a connecting groove 101 is formed in the working table 1, the connecting groove 101 is a through groove in the vertical direction, and the connecting groove 101 is communicated with the inside of the mounting frame 3. A discharge hopper 10 is arranged below the workbench 1, the discharge hopper 10 is fixedly connected to the bottom of the workbench 1, the top of the side wall of the discharge hopper 10 is located at the edge of a connecting groove 101, and the connecting groove 101 is communicated with the inside of the discharge hopper 10. The cross section of the top of the discharge hopper 10 is larger than the cross section of the bottom of the discharge hopper 10. Go out hopper 10 below and be equipped with and connect workbin 11, connect workbin 11 to be located between four spinal branch vaulting poles 2, connect to have seted up on the workbin 11 and connect silo 111, connect silo 111 opening upwards, connect the cross-section at silo 111 top to be greater than the cross-section of the hopper 10 bottom of going out, connect the cross-section at silo 111 top to be greater than the cross-section that connects silo 111 bottom.

Referring to fig. 3, a screen 12 is arranged in the material receiving groove 111, the screen 12 is placed in the material receiving box 11, and the side wall of the screen 12 is attached to the side wall of the material receiving groove 111. The bottom of the material receiving box 11 is rotatably connected with four rollers 13, and the rollers 13 are positioned at four corners of the material receiving box 11. A handle 14 is fixedly connected to one side wall of the material receiving box 11.

The implementation principle of the double-shaft crusher for the construction waste is as follows: when the construction waste is required to be crushed, the material is poured into the mounting frame 3 through the feed hopper 4, enters the mounting frame 3 along the side wall of the feed hopper 4 and falls on the cutter shaft 5. When the motor 82 is started, the output shaft of the motor 82 rotates, and the rotating shaft 6 connected with the speed reducer 81 is driven to rotate through the speed reducer 81, so that the cutter shaft 5 connected with the speed reducer 81 is driven to rotate, and the gear 7 at the other end of the cutter shaft 5 connected with the speed reducer 81 rotates along with the rotating shaft, so that the other gear 7 is driven to rotate, and the other cutter shaft 5 is driven to rotate. Under the rotation of the cutter shaft 5, the blade 92 on the crushing knife 9 extrudes and crushes the materials. When the blade 92 is damaged, the blade 92 can be removed by a bolt and replaced.

The crushed chips enter the discharge hopper 10 through the connecting groove 101 and fall into the receiving box 11 through the discharge hopper 10. The screen 12 in the material receiving box 11 screens the particle size of the scraps, so that the next treatment is convenient. When the receiving box 11 is fully loaded, the handle 14 can push the receiving box 11 to directly unload the scraps on the upper layer of the receiving groove 111, and then the screen 12 is taken out to unload the scraps on the lower layer of the receiving groove 111. Thereby completing the crushing and primary screening of the construction waste.

Due to the fact that the feed hopper 4, the discharge hopper 10 and the material receiving box 11 are arranged, scraps generated in the process of crushing materials are not prone to splashing, and safety performance of the double-shaft crusher is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A biax breaker for construction waste which characterized in that: including workstation (1), be equipped with installing frame (3) on workstation (1), installing frame (3) internal rotation is connected with two arbor (5), be connected with broken sword (9) on arbor (5), be equipped with on workstation (1) and be used for driving arbor (5) pivoted drive arrangement (8), be equipped with feeder hopper (4) in installing frame (3), feeder hopper (4) are located arbor (5) top.

2. The twin-shaft crusher for construction waste according to claim 1, characterized in that: the top of the outer wall of the feed hopper (4) is attached to the inner wall of the mounting frame (3).

3. The twin-shaft crusher for construction waste according to claim 1, characterized in that: the connecting groove (101) has been seted up on workstation (1), the inside intercommunication of connecting groove (101) and installing frame (3), workstation (1) below is equipped with out hopper (10), the inside and the connecting groove (101) intercommunication of going out hopper (10).

4. The twin-shaft crusher for construction waste according to claim 3, characterized in that: go out hopper (10) below and be equipped with and connect workbin (11), connect to seted up on workbin (11) and connect silo (111), connect silo (111) opening upwards.

5. The twin-shaft crusher for construction waste according to claim 4, characterized in that: the area of the notch of the material receiving groove (111) is larger than the section area of the bottom of the material discharging hopper (10).

6. The twin-shaft crusher for construction waste according to claim 4, characterized in that: a screen (12) is arranged in the material receiving groove (111).

7. The twin-shaft crusher for construction waste according to claim 1, characterized in that: drive arrangement (8) include motor (82) and speed reducer (81), the output shaft of motor (82) is connected with the input of speed reducer (81), the both ends coaxial coupling of arbor (5) has pivot (6), pivot (6) of arbor (5) one end are connected with gear (7), one of them pivot (6) and the output of speed reducer (81) of arbor (5) one end are connected, two gear (7) intermeshing that arbor (5) are connected.

8. The twin-shaft crusher for construction waste according to claim 1, characterized in that: the crushing knife (9) comprises a blade main body (91) and a plurality of cutting edges (92), the blade main body (91) is coaxially connected with the knife shaft (5), and the cutting edges (92) are connected to the blade main body (91) through bolts.